class A {
	float computer(float x,float y) {
	return x+y;
	}
public int g(int x,int y) {
	return x+y;
}
}
class B extends A {
	float computer(float x,float y) {
	return x*y;
}
}
public class p120 {
	public static void main(String args[]) {
	B b=new B();
	double result=b.computer(8,9);
	System.out.println(result);
	int  m=b.g(12,8);
	System.out.println(m);
	}
}
